CN102850875B - A kind of automobile coating varnish and preparation method thereof and using method - Google Patents
A kind of automobile coating varnish and preparation method thereof and using method Download PDFInfo
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- CN102850875B CN102850875B CN201210312187.XA CN201210312187A CN102850875B CN 102850875 B CN102850875 B CN 102850875B CN 201210312187 A CN201210312187 A CN 201210312187A CN 102850875 B CN102850875 B CN 102850875B
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Abstract
The invention discloses a kind of automobile coating varnish and preparation method thereof and using method, wherein automobile coating varnish is made up of the component of following weight part: Hydroxylated acrylic resin 60 ~ 70%, vibrin 5 ~ 10%, acrylic acid or the like flow agent 0.8 ~ 1.2%, polyether siloxane copolymer 0.3 ~ 0.6%, catalyzer T-12(dibutyl tin laurate, lower same) 0.03 ~ 0.08%, butyl ester 7 ~ 20%, dimethylbenzene 9 ~ 20%, PMA(1-Methoxy-2-propyl acetate, lower same) 2.12 ~ 8.87%.Automobile coating varnish of the present invention, optimize vibrin, Hydroxylated acrylic resin and vinylformic acid flow agent, collocation between material after these three kinds optimizations, establish the basis of varnish height fullness ratio, excellent weather resistance and scoring resistance, adopt surface effect and the scratch resistance of the further improving product of functional agent simultaneously.
Description
Technical field
The present invention relates to a kind of automobile coating varnish, relate to a kind of preparation method and using method of this coating varnish simultaneously.
Background technology
PU coating varnish is mainly used on superior automobile, and as the coating on surface the most, coating varnish has been the most key one coat of protection and decorative effect.Automotive industry not only requires that coating varnish has excellent outward appearance, also requires that it has extraordinary weathering resistance, solvent resistance and scoring resistance.
Summary of the invention
The object of this invention is to provide a kind of weathering resistance and the high automobile coating varnish of endurance.
Another object of the present invention is to provide a kind of preparation method of automobile coating varnish.
Another object of the present invention is to provide a kind of using method of automobile coating varnish.
In order to realize above object, the technical scheme that automobile coating varnish of the present invention adopts is: a kind of automobile coating varnish, Hydroxylated acrylic resin 60 ~ 70%, vibrin 5 ~ 10%, acrylic acid or the like flow agent 0.8 ~ 1.2%, polyether siloxane copolymer 0.3 ~ 0.6%, catalyzer T-12(dibutyl tin laurate, lower same) 0.03 ~ 0.08%, butyl ester 7 ~ 20%, dimethylbenzene 9 ~ 20%, PMA(1-Methoxy-2-propyl acetate, lower same) 2.12 ~ 8.87%.
Wherein, the hydroxyl value of Hydroxylated acrylic resin and vibrin is 4.2% ± 0.3, and solids content is the typical viscosities of 75 ± 2%, 25 DEG C is 3300mPas.Acrylic resin is the main body film forming matter of formula, and its Main Function gives film high durable height fullness ratio, and vibrin, while imparting film high durable height fullness ratio, improves anti-the hitting property of stone of film; Acrylic acid or the like flow agent and polyether siloxane copolymer work in coordination with the surperficial levelling improving film; Polyether siloxane copolymer can improve the scratch resistant performance of film simultaneously; T-12 catalyzer accelerates hydroxyl (-OH) and reacts with carbonyl (-NCO), shortens film surface drying time, reduces the chance of film binding dust, improves appearance of film.
Automobile coating varnish of the present invention, the mutual collocation between moiety, establishes the basis of varnish height fullness ratio, excellent weather resistance and scoring resistance, adopts surface effect and the scratch resistance of the further improving product of functional agent simultaneously.
The preparation method of automobile coating varnish of the present invention is: take Hydroxylated acrylic resin according to formula ratio, vibrin, acrylic acid or the like flow agent, polyether siloxane copolymer, catalyzer T-12, butyl ester, dimethylbenzene, PMA; The component obtained is continued dispersion 20 ~ 40 minutes under 1000 ~ 2000r/min condition, filters with 200 ~ 350 mesh filter screens and obtain automobile coating varnish.
The using method of automobile coating varnish of the present invention comprises the steps:
1) on steel plate to be painted, silver paint is sprayed, after silver paint surface drying;
2) get automobile coating varnish 110 ~ 130 parts and 30 ~ 50 parts of solidifying agent and 25 ~ 35 parts of thinner Homogeneous phase mixing, the silver paint of surface drying is sprayed into the even paint film that film thickness is 20 ~ 40 μm;
3) leave standstill 10 ~ 20 minutes after paint film surface drying, put into baking oven and toast 20 ~ 40 minutes under 70 ~ 90 DEG C of conditions, normal temperature leaves standstill solidification in 18 ~ 30 hours.
Automobile coating varnish of the present invention after painting, has good weathering resistance, scoring resistance and plentiful smooth outward appearance, and meets the regulation of multinomial national standard.
Embodiment
Embodiment 1
The automobile coating varnish of the present embodiment is made up of the component of following weight part: Hydroxylated acrylic resin 60%, vibrin 5%, acrylic acid or the like flow agent 0.8%, polyether siloxane copolymer 0.3%, catalyzer T-120.03%, butyl ester 12%, dimethylbenzene 18%, PMA3.87%.
The preparation method of the present embodiment automobile coating varnish is: take Hydroxylated acrylic resin according to the formula of the present embodiment, vibrin, acrylic acid or the like flow agent, polyether siloxane copolymer, catalyzer T-12, butyl ester, dimethylbenzene, PMA; The component obtained is continued dispersion 40 minutes under 1000r/min condition, filters with 350 mesh filter screens and obtain automobile coating varnish.
The using method of the present embodiment automobile coating varnish adopts following steps:
1) at long 150mm, wide 70mm, the steel plate to be painted of thickness 1mm sprays silver paint, after silver paint surface drying, obtain ground 10 pieces;
2) get automobile coating varnish 110 parts and 50 parts of solidifying agent and 35 parts of thinner Homogeneous phase mixing that the present embodiment prepares, the silver paint of surface drying is sprayed into the even paint film that film thickness is 20 μm;
3) leave standstill 10 minutes after paint film surface drying, put into baking oven and toast 40 minutes under 70 DEG C of conditions, normal temperature leaves standstill solidification in 30 hours, the paint plate of having been painted.
The 10 blocks of paint plates obtained the present embodiment carry out snappiness, shock-resistant, pencil hardness, damage resistant, water-fast, acidproof, alkaline-resisting, salt spray resistance, resistance to gasoline, QUV test in 1000 hours respectively, testing method and result as shown in table 1:
The performance measurement of the coating varnish of table 1 embodiment 1 and the paint plate after painting
Can be found out by table 1, the automobile coating varnish that the present embodiment obtains has good weathering resistance and scoring resistance, and has plentiful smooth outward appearance.
Embodiment 2
The automobile coating varnish of the present embodiment is made up of the component of following weight part: Hydroxylated acrylic resin 65%, vibrin 10%, acrylic acid or the like flow agent 1%, polyether siloxane copolymer 0.5%, catalyzer T-12 0.05%, butyl ester 7.5%, dimethylbenzene 12.5%, PMA3.45%.
The preparation method of the present embodiment automobile coating varnish is: take Hydroxylated acrylic resin according to the formula of the present embodiment, vibrin, acrylic acid or the like flow agent, polyether siloxane copolymer, catalyzer T-12, butyl ester, dimethylbenzene, PMA; The component obtained is continued dispersion 30 minutes under 1500r/min condition, filters with 300 mesh filter screens and obtain automobile coating varnish.
The using method of the present embodiment automobile coating varnish adopts following steps:
1) at long 150mm, wide 70mm, the steel plate to be painted of thickness 1mm sprays silver paint, after silver paint surface drying, obtain ground 10 pieces;
2) get automobile coating varnish 120 parts and 40 parts of solidifying agent and 30 parts of thinner Homogeneous phase mixing that the present embodiment prepares, the silver paint of surface drying is sprayed into the even paint film that film thickness is 30 μm;
3) leave standstill 15 minutes after paint film surface drying, put into baking oven and toast 30 minutes under 80 DEG C of conditions, normal temperature leaves standstill solidification in 24 hours, the paint plate of having been painted.
The 10 blocks of paint plates obtained the present embodiment carry out snappiness, shock-resistant, pencil hardness, damage resistant, water-fast, acidproof, alkaline-resisting, salt spray resistance, resistance to gasoline, QUV test in 1000 hours respectively, testing method and result as shown in table 2:
The performance measurement of the coating varnish of table 2 embodiment 2 and the paint plate after painting
Can be found out by table 2, the automobile coating varnish that the present embodiment obtains has good weathering resistance and scoring resistance, and has plentiful smooth outward appearance.
Embodiment 3
The automobile coating varnish of the present embodiment is made up of the component of following weight part: Hydroxylated acrylic resin 70%, vibrin 10%, acrylic acid or the like flow agent 1.2%, polyether siloxane copolymer 0.6%, catalyzer T-120.08%, butyl ester 7%, dimethylbenzene 9%, PMA2.12%.
The preparation method of the present embodiment automobile coating varnish is: take Hydroxylated acrylic resin according to the formula of the present embodiment, vibrin, acrylic acid or the like flow agent, polyether siloxane copolymer, catalyzer T-12, butyl ester, dimethylbenzene, PMA; The component obtained is continued dispersion 20 minutes under 2000r/min condition, filters with 250 mesh filter screens and obtain automobile coating varnish.
The using method of the present embodiment automobile coating varnish adopts following steps:
1) at long 150mm, wide 70mm, the steel plate to be painted of thickness 1mm sprays silver paint, after silver paint surface drying, obtain ground 10 pieces;
2) get automobile coating varnish 130 parts and 30 parts of solidifying agent and 25 parts of thinner Homogeneous phase mixing that the present embodiment prepares, the silver paint of surface drying is sprayed into the even paint film that film thickness is 40 μm;
3) leave standstill 20 minutes after paint film surface drying, put into baking oven and toast 20 minutes under 90 DEG C of conditions, normal temperature leaves standstill solidification in 18 hours, the paint plate of having been painted.
The 10 blocks of paint plates obtained the present embodiment carry out snappiness, shock-resistant, pencil hardness, damage resistant, water-fast, acidproof, alkaline-resisting, salt spray resistance, resistance to gasoline, QUV test in 1000 hours respectively, testing method and result as shown in table 3:
The performance measurement of the coating varnish of table 3 embodiment 3 and the paint plate after painting
Can be found out by table 3, the automobile coating varnish that the present embodiment obtains has good weathering resistance and scoring resistance, and has plentiful smooth outward appearance.
Claims (7)
1. an automobile coating varnish, it is characterized in that: Hydroxylated acrylic resin 60 ~ 70%, vibrin 5 ~ 10%, acrylic acid or the like flow agent 0.8 ~ 1.2%, polyether siloxane copolymer 0.3 ~ 0.6%, catalyzer T-12 0.03 ~ 0.08%, butyl ester 7 ~ 20%, dimethylbenzene 9 ~ 20%, PMA2.12 ~ 8.87%.
2. automobile coating varnish according to claim 1, is characterized in that: its component consists of: Hydroxylated acrylic resin 65%, vibrin 10%, acrylic acid or the like flow agent 1%, polyether siloxane copolymer 0.5%, catalyzer T-12 0.05%, butyl ester 7.5%, dimethylbenzene 12.5%, PMA3.45%.
3. a preparation method for automobile coating varnish as claimed in claim 1, is characterized in that: take Hydroxylated acrylic resin according to formula ratio, vibrin, acrylic acid or the like flow agent, polyether siloxane copolymer, catalyzer T-12, butyl ester, dimethylbenzene, PMA; The component obtained is continued dispersion 20 ~ 40 minutes under 1000 ~ 2000r/min condition, filters with 200 ~ 350 mesh filter screens and obtain automobile coating varnish.
4. preparation method according to claim 3, is characterized in that: adopt and continue dispersion 30 minutes under 1500r/min condition.
5. preparation method according to claim 3, is characterized in that: adopt 300 object strainer filterings.
6. a using method for automobile coating varnish as claimed in claim 1, is characterized in that: comprise the steps:
1) on steel plate to be painted, silver paint is sprayed, after silver paint surface drying;
2) get automobile coating varnish 110 ~ 130 parts and 30 ~ 50 parts of solidifying agent and 25 ~ 35 parts of thinner Homogeneous phase mixing, the silver paint of surface drying is sprayed into the even paint film that film thickness is 20 ~ 40 μm;
3) leave standstill 10 ~ 20 minutes after paint film surface drying, put into baking oven and toast 20 ~ 40 minutes under 70 ~ 90 DEG C of conditions, normal temperature leaves standstill solidification in 18 ~ 30 hours.
7. using method according to claim 6, is characterized in that: the steps include:
1) on steel plate to be painted, silver paint is sprayed, after silver paint surface drying;
2) get automobile coating varnish 120 parts and 40 parts of solidifying agent and 30 parts of thinner Homogeneous phase mixing, the silver paint of surface drying is sprayed into the even paint film that film thickness is 30 μm;
3) leave standstill 15 minutes after paint film surface drying, put into baking oven and toast 30 minutes under 80 DEG C of conditions, normal temperature leaves standstill solidification in 24 hours.
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CN104293155B (en) * | 2014-05-23 | 2016-09-28 | 郑州精益达汽车零部件有限公司 | A kind of Control During Paint Spraying by Robot automobile base coat |
CN104277518A (en) * | 2014-10-28 | 2015-01-14 | 成都纳硕科技有限公司 | High-leveling abrasion-resistant ultraviolet-curable coating material for solid wood floors |
CN104592832B (en) * | 2015-01-30 | 2017-02-22 | 富思特新材料科技发展股份有限公司 | Double-component water-based matte coating varnish and preparation method thereof |
CN107903793A (en) * | 2017-12-07 | 2018-04-13 | 江苏足迹涂料有限公司 | A kind of ultra-toughness type two-component varnish coat and preparation method thereof |
CN111286274A (en) * | 2020-03-06 | 2020-06-16 | 南雄市双溪丽盈化工涂料有限公司 | High-flash high-transmittance super-full matte top-coat paint |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101191031A (en) * | 2006-11-30 | 2008-06-04 | 比亚迪股份有限公司 | Automobile coating varnish and preparation method thereof |
CN102220074A (en) * | 2011-04-21 | 2011-10-19 | 广东同步化工股份有限公司 | Sagging and blistering preventing overcoat varnish for automobile coating as well as preparation method and coating method thereof |
CN102443348A (en) * | 2010-10-09 | 2012-05-09 | 苏州工业园区鑫丰林塑料科技有限公司 | Process of special high-performance acrylic polyurethane finishing varnish for bus |
-
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101191031A (en) * | 2006-11-30 | 2008-06-04 | 比亚迪股份有限公司 | Automobile coating varnish and preparation method thereof |
CN102443348A (en) * | 2010-10-09 | 2012-05-09 | 苏州工业园区鑫丰林塑料科技有限公司 | Process of special high-performance acrylic polyurethane finishing varnish for bus |
CN102220074A (en) * | 2011-04-21 | 2011-10-19 | 广东同步化工股份有限公司 | Sagging and blistering preventing overcoat varnish for automobile coating as well as preparation method and coating method thereof |
Non-Patent Citations (1)
Title |
---|
巴士客车用丙烯酸聚氨酯罩光清漆的制备;曾凡辉等;《中国涂料》;20061231;第21卷(第12期);第41,42和47页 * |
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Effective date of registration: 20181130 Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Passenger Car Co., Ltd., Zhengzhou Address before: 450001 No. 69 Eighth Avenue, Zhengzhou National Economic and Technological Development Zone, Henan Province Patentee before: Zhengzhou Jingyida Auto Parts Co., Ltd. |
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Granted publication date: 20150812 Termination date: 20190829 |